3mm Rounded Chisel for ZPT-TR T-Rex Air Scribe Spares Packaged in a wooden presentation

Packaged in a wooden presentation box

Thermal overload cutout

Stand-alone replacement for water separators and/or coalescing filters

Amazing work can be done with an electric engraver

1 spare anvil O-ring

3mm Rounded Chisel for ZPT-TR T-Rex Air Scribe Spares Packaged in a wooden presentation3mm rounded chisel stylus (75mm length) to fit ZPT TR T Rex air pen. Manufactured from high grade tungsten carbide. What is tungsten carbide? Stone grade tungsten carbide is by far the best material for fossil preparation it withstands the abrasive nature of rock and stays sharp far longer than other metals like steel which will quickly blunt and wear down to nothing. However, tungsten carbide can be brittle. A stylus can last many years without